CeramicSpeed SRAM DUB Standard T47 Inboard Bottom Bracket 68 to 83mm x No axle Black Default:Default High-Performance Design: Engineered for optimal

High-Performance Design: Engineered for optimal performance

Multiple Tooth Options: Available in 30t

Built for relaxed cruising

Wireless electronic shift compatibility only

CeramicSpeed SRAM DUB Standard T47 Inboard Bottom Bracket 68 to 83mm x No axle Black Default:Default High-Performance Design: Engineered for optimalBB CeramicSpeed T47 SRAM DUB Standard Genuine replacement parts CeramicSpeed bearings reduce friction and improve performance & durability. Upgrade to the lowest friction bottom bracket for optimized power transfer. Key Features 400% smoother, 128% harder, and 58% lighter than a standard steel bearing Compatible with SRAM DUB 29mm cranks Made from Grade 3 Silicon Nitrate the highest possible grade Specifications Part Number 599527 Color Black Size 68